Chemical synthesis of micrometer-sized nickel aluminide powders
Autor: | H. C. Shiao, Ping Wang, R. O. Loutfy, J. C. Withers |
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Rok vydání: | 1991 |
Předmět: | |
Zdroj: | JOM. 43:36-39 |
ISSN: | 1543-1851 1047-4838 |
DOI: | 10.1007/bf03221102 |
Popis: | A new process has been developed to directly produce micrometer-sized fine Ni3Al powders from a chloride chemical precursor. The reaction can be carried out in several media, including the fused-salt medium described in this study. The Ni3Al powders produced from chloride precursors had an L12 structure and contained 0.5% excess aluminum over stoichiometry. Because of their small grain size, the particles may prove instrumental in improving the properties of intermetallic components, thus accelerating commercialization of nickel aluminide. |
Databáze: | OpenAIRE |
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